Clinical trials: Dysautonomia
Migraine in Children, Complex Regional Pain Syndromes
Supraspinal Processing of Sensory Aspects of Pain
The goal of this basic science study is to learn about the brain mechanisms of chronic pain across different chronic pain syndromes in pediatric patients.
- Conditions
- Migraine in Children, Complex Regional Pain Syndromes, Musculoskeletal Pain, Functional Abdominal Pain Syndrome
- Trial name
- SCP (NCT05814497)
- Testing
- Multisensory Task, Graphesthesia, Divided attention
- Where
- United States
- Volunteers
- 255 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Amyotrophic Lateral Sclerosis, Brainstem Stroke
Optimizing BCI-FIT: Brain Computer Interface - Functional Implementation Toolkit
This project adds to non-invasive BCIs for communication for adults with severe speech and physical impairments due to neurodegenerative diseases.
- Conditions
- Amyotrophic Lateral Sclerosis, Brainstem Stroke, Muscular Dystrophies, Parkinson's Disease and Parkinsonism
- Trial name
- BCI-FIT (NCT04468919)
- Testing
- BCI-FIT multi-modal access, BCI-FIT adaptive signal modeling, BCI-FIT active querying
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Autonomic Nervous System Diseases, Sleep
Sleep, Autonomic Nervous System and Cardiorespiratory Capacity in Autism Spectrum Disorders Children (APAUTRES)
Autism Spectrum Disorders (ASD) is a neurodevelopmental disorder which involves social and behavioural impairments. Autonomic dysfunctions and disturbed sleep were often associated to ASD.
- Trial name
- APAUTRES (NCT02830022)
- Testing
- physiological explorations
- Where
- France
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
Autonomic Nervous System Diseases
Autonomic Responses During the Valsalva Maneuver and Deep Breathing Test Depend on the Experimental Setup
The purpose of this study is to determine the effects of procedural differences during the Valsalva maneuver and deep breathing test in autonomic nervous system testing.
- Trial name
- NCT02397681
- Testing
- Autonomic Function Testing
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Danish Pain Research Center
REM Sleep Behavior Disorder, Parkinson Disease
North American Prodromal Synucleinopathy Consortium Stage 2
This study will enroll participants with idiopathic REM sleep behavior disorder (RBD) and healthy controls for the purpose of preparing for a clinical trial of neuroprotective treatments against synucleinopathies.
- Conditions
- REM Sleep Behavior Disorder, Parkinson Disease, Lewy Body Dementia, Dementia With Lewy Bodies
- Trial name
- NAPS2 (NCT05826457)
- Where
- 9 sites in United States, Canada
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Healthy, Vasodilation
Impact of Intranasal Insulin on Sympathetic Activity and Cerebral Vasodilation
The purpose of this project is to examine the impact of increases in brain insulin on sympathetic nervous system activity, as well as peripheral and cerebral blood flow in humans.
- Conditions
- Healthy, Vasodilation, Insulin Resistance, Autonomic Dysfunction
- Trial name
- NCT05153395
- Testing
- Carbon dioxide breathing, Neurovascular Coupling, Human insulin
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Spinal Cord Injuries, Orthostatic Hypotension
Speed of Robotic Leg Movements and Orthostatic Hypotension in Subacute SCI
This study seeks to evaluate whether the speed (cadence) of lower extremity robotic movement has an impact on orthostatic hypotension and upright tolerance when training with the ErigoPro robotic tilt-stepper.
- Trial name
- NCT04029974
- Testing
- ErigoPro
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Methodist Rehabilitation Center
Postural Tachycardia Syndrome
Aldosterone & Sodium Regulation in Postural Tachycardia Syndrome - Screening
The purpose of the study is to determine whether patients meet criteria for Postural Tachycardia Syndrome (or not) and have reduced blood volume (or not).
- Trial name
- NCT01783288
- Testing
- Autonomic Function Testing, Posture Study, Measurement of Total Blood Volume
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Chronic Kidney Disease
Depressed Cardiac Autonomic Modulation in Patients With Chronic Kidney Disease Diagnosed by Spectral Analysis
Background/Aims: To evaluate the sympathovagal balance in patients with chronic kidney disease (CKD) on conservative treatment. Methods: In a cross-sectional study, patients with CKD stages 3, 4 and 5 not yet on dialysis (CKD…
- Trial name
- HRV (NCT01376635)
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Core Educational Research and Treatment in Nephrology
Postural Tachycardia Syndrome
Adrenocorticotropic Hormone Stimulation in Postural Orthostatic Tachycardia Syndrome (POTS)
This study is to determine different chemical levels in the blood during a low salt diet. This study will compare normal volunteers to those with Postural Tachycardia Syndrome (POTS)
- Trial name
- NCT01764711
- Testing
- Cosyntropin administration
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Vitamin D Deficiency, Orthostatic Intolerance
Vitamin D Deficiency and Dysautonomia
In previous work the investigator identified a group of children between the ages of 10-18 years whose diagnostic workup for chronic nausea unexplained by conventional diagnostic tests has unexpectedly revealed underlying…
- Conditions
- Vitamin D Deficiency, Orthostatic Intolerance, Nausea
- Trial name
- NCT03032328
- Testing
- vitamin D supplement
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Complex Regional Pain Syndrome, Carpal Tunnel Syndrome
Examination of the Pathophysiologic Mechanisms of CRPS by Using QST, CPM, RIC, and Heart Rate Variability QST
This study aims for a better understanding of the pathophysiological mechanisms of the complex regional pain syndrome (CRPS). This will be done by testing the quantitative sensory testing, the remote ischemic conditioning, the…
- Conditions
- Complex Regional Pain Syndrome, Carpal Tunnel Syndrome, Neuralgia
- Trial name
- NCT02261012
- Where
- Germany
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Ruhr University of Bochum
Hypoglycemia
Differing Levels of Hypoglycemia
Hypoglycemia can produce a spectrum of pro-inflammatory and pro-atherothrombotic changes. To date no studies appear to have investigated the effects of differing levels of hypoglycemia on the vasculature and pro-atherothrombotic…
- Trial name
- NCT02445781
- Testing
- Glucose clamp
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Postural Tachycardia Syndrome
POTS NET mRNA Functional Correlation With NET Activity
DNA Acetylation can be responsible for significant down-regulation of transcription of the Norepinephrine Transporter (NET). NET is an important clearance transporter that removes norepinephrine (NE) from sympathetic neuronal…
- Trial name
- NCT03218761
- Testing
- NET mRNA level, Plasma catechols, Urine Catechols
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Myocardial Ischemia, Autonomic Neuropathy
Coronary Blood Flow Regulation During General Anesthesia
The central hypothesis in the present project is that general anesthesia may alter autonomic control such that perioperative coronary blood flow (CBF) is significantly disturbed.
- Conditions
- Myocardial Ischemia, Autonomic Neuropathy, Healthy, Diabetes
- Trial name
- NCT00866801
- Where
- Netherlands
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Amsterdam UMC, location VUmc
Gastrointestinal Diseases, Autonomic Nervous System Disease
Relationship of Cervical Region Tension With Vagal Function
The increase in the tension of the soft tissues around a nerve restricts the movement, affects the function of the nerve, and makes the nerve vulnerable to entrapment.
- Trial name
- NCT05325879
- Testing
- VAGUS-NDT
- Where
- Turkey (Türkiye)
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Horner Syndrome
Exploration of Pupil Dilation in Horner's Patients Taking Flomax
This study is evaluating the pupil dilation of Horner's Patients who have ever taken an alpha blocker such as Tamsulosin. Patients will undergo eye dilation as would occur at a yearly eye examination, but their pupil dilation…
- Trial name
- NCT03615508
- Testing
- 10% phenylephrine
- Where
- 2 sites in United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Denver Health and Hospital Authority
Hypertension
Impact of Citrulline and Arginine Supplementation on the Post-exercise Hypotension (PEH)
Post-exercise hypotension (PEH) is a established phenomenon as one of the non-pharmacological ways of reducing blood pressure, producing important impacts, particularly in hypertensive individuals.
- Trial name
- PEH (NCT03378596)
- Testing
- L-citrulline + L-arginine, L-arginine, L-citrulline
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Juliano Casonatto
Multisystemic Atrophy
Motor Activation in Multiple System Atrophy and Parkinson Disease: a Positron Emission Tomography (PET) Study
Background: Multiple System Atrophy (MSA) is an atypical parkinsonian syndrome including cerebellar impairment and poor response to dopatherapy.
- Trial name
- MSAJOY (NCT01044992)
- Testing
- H215O PET, Levodopa
- Where
- 4 sites in France
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- University Hospital, Toulouse
Orthostatic Hypotension, Ischemia
Evaluation of the ORTHO-LBNP System
The pilot study aims to evaluate a prototype system that enables military pilots to train under conditions of orthostatic hypotension and ischemic hypoxia.
- Conditions
- Orthostatic Hypotension, Ischemia, Hypoxia
- Trial name
- ORTHO-LBNP (NCT03354234)
- Testing
- Head up tilt (HUT), Lower body negative pressure (LBNP), Head down tilt (HDT)
- Where
- Poland
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Military Institute of Aviation Medicine